Mounting structure of stainless steel oil pipe of shaft puller

Abstract

The mounting structure comprises a top plate, a threaded through hole is formed in the middle of the top plate, a threaded rod is in threaded connection with the interior of the threaded through hole, the bottom end of the threaded rod penetrates through the threaded through hole and is fixedly connected with an abutting block, two sets of through grooves are symmetrically formed in the top plate, and the abutting block is fixedly connected with the top plate. Moving blocks are slidably mounted in the two sets of through grooves, driving assemblies are arranged in the two sets of through grooves, two sets of rotating blocks are rotated, the two sets of rotating blocks drive two sets of lead screws to rotate correspondingly, and under cooperation of four sets of limiting grooves and four sets of limiting blocks, the two sets of moving blocks can be limited, so that the two sets of moving blocks move; and the two sets of connecting plates drive the two sets of clamping blocks to move correspondingly, the distance between the two sets of clamping blocks and the bearing is adjusted, the bottom of the bearing is fixed, bearings of different sizes can be detached for use, and the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of shaft pullers, in particular to an installation structure of a stainless steel oil pipe of a shaft puller. Background Art

[0002] Bearings are components that fix and reduce the load friction coefficient during mechanical transmission. They are an important component in contemporary mechanical equipment. Bearings are disassembled during regular maintenance and bearing replacement. During the disassembly process, especially during the disassembly of interference fit bearings, in order not to damage the bearing components, the disassembly operation is difficult and requires a special disassembly device. Bearing pullers are a commonly used bearing disassembly device.

[0003] For example, a bearing puller (Announcement No.: CN215617820U), the device includes a support plate 1 and a push rod, the push rod is threadedly connected to the inner wall of the support plate 1, and also includes a support plate 2, the support plate 2 is inserted into the outer wall of the push rod, a connecting rod is installed between the support plate 2 and the support plate 1, a slide groove is provided at the lower end of the support plate 2, a slot is provided on the inner side of the slide groove, a sliding hole is provided on the upper end of the slide groove, the inner side of the slide groove is slidably connected to a puller foot, the inner side of the puller foot is connected to a spring, the end of the spring away from the puller foot is inserted into the inner side of the slot, the inner side of the sliding hole is slidably connected to a pull block, and the lower end of the pull block is connected to the puller foot, and the puller foot of the puller is used in conjunction with the spring to make the plane of the puller foot contact with the bearing, ensuring a smooth fit and uniform force on the puller foot.

[0004] When the device is in use, it is not convenient to remove bearings of different sizes, and only bearings of the same size can be disassembled, which reduces the practicality of the device. Therefore, we need to propose an installation structure for the stainless steel oil pipe of the shaft puller. Utility Model Content

[0005] The utility model aims to provide a mounting structure for a stainless steel oil pipe of a shaft puller, which can be used to disassemble bearings of different sizes, thereby improving the practicability of the device and solving the problems raised in the above-mentioned background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A mounting structure for a stainless steel oil pipe of a shaft puller comprises a top plate, a threaded through hole is provided at the center of the top plate, a threaded rod is connected to the internal thread of the threaded through hole, the bottom end of the threaded rod passes through the threaded through hole and is fixedly connected to a stop block, two groups of through grooves are symmetrically provided on the top plate, moving blocks are slidably installed inside the two groups of through grooves, driving components for moving the moving blocks are provided inside the two groups of through grooves, connecting plates are fixedly connected to the bottoms of the two groups of moving blocks, and clamping blocks are fixedly connected to the opposite sides of the two groups of connecting plates.

[0008] Preferably, the two groups of driving assemblies respectively include two groups of screw rods, which are respectively rotatably installed inside the two groups of through grooves, and the two groups of moving blocks are respectively threadedly connected to the outer walls of the two groups of screw rods, and one end of the two groups of screw rods passes through the top plate and is respectively fixedly connected to a rotating block.

[0009] Preferably, the top plate is provided with limiting grooves on both sides of the two groups of through grooves, limiting blocks are slidably installed inside the four groups of limiting grooves, and the four groups of limiting blocks are fixedly connected to both sides of the two groups of moving blocks respectively.

[0010] Preferably, the top end of the threaded rod passes through the threaded through hole and is fixedly connected to a connecting block, a turning handle is fixedly connected to the outer wall of the connecting block, and anti-slip grooves are provided on the outer wall of one end of the turning handle.

[0011] Preferably, a reinforcing plate is provided below the top plate, and the reinforcing plate is threadedly connected to the outer wall of the threaded rod.

[0012] Preferably, the reinforcing plate is symmetrically provided with two groups of sliding grooves, and the two groups of connecting plates are respectively slidably installed inside the two groups of sliding grooves.

[0013] Preferably, the two groups of clamping blocks are both located below the abutment block, and the two groups of clamping blocks are both arranged in an arc shape.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model rotates two groups of rotating blocks, and the two groups of rotating blocks respectively drive the two groups of screw rods to rotate. Under the cooperation of four groups of limiting grooves and four groups of limiting blocks, the two groups of moving blocks can be limited, so that the two groups of moving blocks can move and respectively drive the two groups of connecting plates to move. The two groups of connecting plates respectively drive the two groups of clamping blocks to move, adjust the distance between the two groups of clamping blocks and the bearing, fix the bottom of the bearing, and can disassemble and use bearings of different sizes, thereby improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the cutaway structure of the utility model;

[0018] Figure 3 It is a structural schematic diagram of the threaded through hole of the utility model.

[0019] In the figure: 1. top plate; 2. threaded through hole; 3. threaded rod; 4. stop block; 5. through groove; 6. moving block; 7. connecting plate; 8. clamping block; 9. screw rod; 10. rotating block; 11. limiting groove; 12. limiting block; 13. connecting block; 14. turning handle; 15. anti-slip groove; 16. reinforcement plate; 17. slide groove. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-3 , the utility model provides a technical solution:

[0022] The bottom of the two sets of through grooves 5 are symmetrically provided with moving blocks 6, and the insides of the two sets of through grooves 5 are slidably installed with moving blocks 6. The insides of the two sets of through grooves 5 are provided with driving components for moving the moving blocks 6. The bottoms of the two sets of moving blocks 6 are fixedly connected with connecting plates 7, and the opposite sides of the two sets of connecting plates 7 are fixedly connected with clamping blocks 8. The two sets of driving components are used to drive the two sets of moving blocks 6 to move, and the two sets of connecting plates 7 are used to drive the two sets of clamping blocks 8 to move. The distance between the two sets of clamping blocks 8 and the bearing is adjusted to fix the bottom of the bearing, and the bearings of different sizes can be disassembled and used, thereby improving the practicality of the device.

[0023] The two drive assemblies respectively include two sets of screw rods 9, which are rotatably installed inside the two sets of through grooves 5, and the two sets of moving blocks 6 are respectively threadedly connected to the outer walls of the two sets of screw rods 9. One end of the two sets of screw rods 9 passes through the top plate 1 and is respectively fixedly connected with a rotating block 10. The two sets of rotating blocks 10 rotate to drive the two sets of screw rods 9 to rotate, so that the two sets of moving blocks 6 move;

[0024] The top plate 1 is provided with limiting grooves 11 on both sides of the two groups of through grooves 5, and limiting blocks 12 are slidably installed inside the four groups of limiting grooves 11, and the four groups of limiting blocks 12 are respectively fixedly connected to the two sides of the two groups of moving blocks 6. Through the cooperation of the four groups of limiting grooves 11 and the four groups of limiting blocks 12, the two groups of moving blocks 6 can be limited, so that the two groups of moving blocks 6 can move when the two groups of screw rods 9 rotate;

[0025] The top end of the threaded rod 3 passes through the threaded through hole 2 and is fixedly connected with a connecting block 13. A turning handle 14 is fixedly connected to the outer wall of the connecting block 13. The bottom of the bearing is fixed by two sets of clamping blocks 8. The abutment block 4 fixes the shaft rod installed in the bearing. At this time, the turning handle 14 is turned, and the turning handle 14 drives the connecting block 13 to rotate. The connecting block 13 drives the threaded rod 3 to rotate, and the top plate 1 can move, thereby driving the two sets of connecting plates 7 and the two sets of clamping blocks 8 to move, and the bearing is disassembled. An anti-skid pattern 15 is provided on the outer wall of one end of the turning handle 14, and the anti-skid pattern 15 can increase the friction between the operator and the turning handle 14;

[0026] A reinforcing plate 16 is provided below the top plate 1, and the reinforcing plate 16 is threadedly connected to the outer wall of the threaded rod 3. Two sets of slide grooves 17 are symmetrically provided on the reinforcing plate 16, and the two sets of connecting plates 7 are slidably installed inside the two sets of slide grooves 17, respectively, so as to improve the stability of the device body;

[0027] The two groups of clamping blocks 8 are both located below the abutment block 4, and the two groups of clamping blocks 8 are both arranged in an arc shape, so as to facilitate fixing the bottom of the bearing.

[0028] Working principle: When the utility model is used, firstly rotate the two groups of rotating blocks 10, and the two groups of rotating blocks 10 respectively drive the two groups of screw rods 9 to rotate. With the cooperation of the four groups of limiting grooves 11 and the four groups of limiting blocks 12, the two groups of moving blocks 6 can be limited, so that the two groups of moving blocks 6 can move, and respectively drive the two groups of connecting plates 7 to move, and the two groups of connecting plates 7 respectively drive the two groups of clamping blocks 8 to move, adjust the distance between the two groups of clamping blocks 8 and the bearing, fix the bottom of the bearing, and then adjust the position of the stop block 4 so that the stop block 4 is connected to the shaft rod installed inside the bearing. At this time, you only need to rotate the turning handle 14, the turning handle 14 drives the connecting block 13 to rotate, and the connecting block 13 drives the threaded rod 3 to rotate, and the top plate 1 can move, thereby driving the two groups of connecting plates 7 and the two groups of clamping blocks 8 to move, and the bearing can be disassembled, and bearings of different sizes can be disassembled and used, thereby improving the practicality of the device.

[0029] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A mounting structure for a stainless steel oil pipe of a shaft puller, comprising a top plate (1), characterized in that: A threaded through hole (2) is provided at the center of the top plate (1), a threaded rod (3) is connected to the threaded through hole (2) through the inside, the bottom end of the threaded rod (3) passes through the threaded through hole (2) and is fixedly connected to a stop block (4), two groups of through grooves (5) are symmetrically provided on the top plate (1), moving blocks (6) are slidably installed inside the two groups of through grooves (5), and driving components for moving the moving blocks (6) are provided inside the two groups of through grooves (5), the bottoms of the two groups of moving blocks (6) are fixedly connected to connecting plates (7), and the opposite sides of the two groups of connecting plates (7) are fixedly connected to clamping blocks (8).

2. The installation structure of the stainless steel oil pipe of the shaft puller according to claim 1 is characterized by: The two groups of driving components respectively include two groups of screw rods (9), the two groups of screw rods (9) are rotatably installed inside the two groups of through grooves (5), and the two groups of moving blocks (6) are respectively threadedly connected to the outer walls of the two groups of screw rods (9), and one end of the two groups of screw rods (9) passes through the top plate (1) and is respectively fixedly connected to a rotating block (10).

3. The installation structure of the stainless steel oil pipe of the shaft puller according to claim 2 is characterized by: The top plate (1) is provided with limiting grooves (11) on both sides of the two groups of through grooves (5), and limiting blocks (12) are slidably installed inside the four groups of limiting grooves (11), and the four groups of limiting blocks (12) are fixedly connected to both sides of the two groups of moving blocks (6) respectively.

4. The installation structure of the stainless steel oil pipe of the shaft puller according to claim 1 is characterized by: The top end of the threaded rod (3) passes through the threaded through hole (2) and is fixedly connected to a connecting block (13); a turning handle (14) is fixedly connected to the outer wall of the connecting block (13); and an anti-slip pattern (15) is provided on the outer wall of one end of the turning handle (14).

5. The installation structure of the stainless steel oil pipe of the shaft puller according to claim 1 is characterized by: A reinforcing plate (16) is provided below the top plate (1), and the reinforcing plate (16) is threadedly connected to the outer wall of the threaded rod (3).

6. The installation structure of the stainless steel oil pipe of the shaft puller according to claim 5 is characterized by: The reinforcing plate (16) is symmetrically provided with two groups of sliding grooves (17), and the two groups of connecting plates (7) are slidably mounted inside the two groups of sliding grooves (17) respectively.

7. The installation structure of the stainless steel oil pipe of the shaft puller according to claim 1 is characterized by: The two groups of clamping blocks (8) are both located below the abutment block (4), and the two groups of clamping blocks (8) are both arranged in an arc shape.

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